Question

I have no clue how to do this

Answer 1

Number one is 500.

Number two is 205.

Explanation:

I can only answer number 1 and number 2

Number 1

add 25 to each columns after the first column until 20th column and you will get 500.

Number 2

add 10 to each columns after the first column until 20th column and you will get 205.